哪一位空想家以他的实际行动来试验他人生的理想,成为欧洲最有名望的大企业家、教育家和慈善家()
A.圣西门
B.莫尔
C.欧文
D.傅立叶
参考答案:C
The speaker ________have criticized the paraprofessionals, knowing full well that they were seated in the audience.
A.should not to
B.must not
C.ought not to
D.may not
因物体的重力和弹性体的压缩、拉伸与扭转等作用产生的转矩是()
A.电磁转矩
B.反抗转矩
C.位能转矩
D.飞轮转矩